Plot Analysis Summary
A veteran investigator revisits a rushed conviction and confronts questions about vulnerable suspects, investigative methods, and the reliability of confessions.
Story Structure — 4 Plot Phases
A Case Closed Too Quickly
After a robbery and homicide at Woori Mart, police arrest three local boys and obtain confessions within days. The investigation is treated as solved despite questions about the boys' ability to understand and respond to questioning.
Key Events
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Samnye Mart Robbery and Homicide — A robbery and homicide at Woori Mart launches the case.
Location: Woori Mart, Samnye
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Three Boys Arrested — Police arrest three local boys in connection with the crime.
Location: Samnye
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Confessions Obtained — The boys confess within days, and the case is quickly treated as solved.
Location: Police questioning rooms
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Questions About Vulnerability — The boys' limited education and one boy's mental disability raise doubts about their questioning. Characters: Seo Byeong-won
Location: Unspecified
The Veteran Reopens Doubts
In 2016, Hwang returns to a land post and reconnects with former colleagues, including Park. He learns the case may be flawed and challenges the ignored tip and missing recreation video, drawing resistance from Choi.
Key Events
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Hwang Returns in 2016 — Near the end of his police career, Hwang returns and reconnects with Park. Characters: Hwang Joon-cheol, Park Jeong-gyu
Location: A land post
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Old Case Reconsidered — Hwang learns the old case may not be as straightforward as it appeared. Characters: Hwang Joon-cheol
Location: Unspecified
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Ignored Tip Questioned — Hwang asks why a tip about the real killers was ignored. Characters: Hwang Joon-cheol, Choi Woo-sung
Location: Unspecified
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Missing Recreation Video — Hwang questions why the crime-scene-recreation video disappeared. Characters: Hwang Joon-cheol, Choi Woo-sung
Location: Unspecified
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Choi Defends the Closure — Choi and other former officers maintain that evidence and confessions supported the charges. Characters: Hwang Joon-cheol, Choi Woo-sung
Location: Unspecified
Footage Undermines Confessions
Hwang follows leads about the accused boys and their circumstances. Recovered reenactment footage shows uncertainty and investigators directing parts of the performance, intensifying doubts about how the confessions were obtained.
Key Events
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Choi Defends the Closure — Choi and other former officers maintain that evidence and confessions supported the charges. Characters: Hwang Joon-cheol, Choi Woo-sung
Location: Unspecified
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Lives of the Accused Examined — Hwang follows leads involving the boys and their families; Seo's interest in taking machines apart is noted. Characters: Hwang Joon-cheol, Seo Byeong-won
Location: Unspecified
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Reenactment Footage Recovered — Recovered footage shows the young defendants uncertain and following investigators' instructions. Characters: Hwang Joon-cheol
Location: Unspecified
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Coaching Concerns Emerge — The footage shows investigators telling the boys how to perform parts of the crime. Characters: Choi Woo-sung
Location: Crime-scene recreation
The Case Reaches Court
The lawyer presents the footage in court to challenge the reliability of the confessions, while officers defend their methods. A search for other possible suspects is complicated, and courtroom testimony adds to the unresolved questions.
Key Events
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Video Challenged in Court — The lawyer presents the video to challenge the reliability and voluntariness of the confessions. Characters: Lawyer, Hwang Joon-cheol
Location: Courtroom
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Search for Other Suspects Stalls — The search is complicated by one possible suspect's death, another's departure abroad, and Lee's unknown whereabouts. Characters: Hwang Joon-cheol, Lee Jae-seok
Location: Unspecified
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Voice Identification in Court — A witness is asked to identify a voice on a recording and ultimately attributes it to a possible suspect. Characters: Lawyer, Hwang Joon-cheol
Location: Courtroom
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Doubts Remain in Court — The testimony brings unresolved doubts about the case and the confessions before the court. Characters: Hwang Joon-cheol, Lawyer
Location: Courtroom